Component types:
- R: red (R)
- G: green (G)
- L: luminance ((0.299 * R) + (0.587 * G) + (0.114 * B))
- W: white (min(R, min(G, B)))
- B: blue (B)
- C: cyan (1 - R)
- M: magenta (1 - G)
- Y: yellow (1 - B)
- Expression: Any GLSL equation with a float result
- (slider name): The value of any slider in your fixture
- INDEX: Pixel index in a multi pixel fixture
- posX: Column index in a multi pixel fixture
- posY: Row index in a multi pixel fixture
- COMP: What is this? It appears to be a value of 2048 in my current setup
- time: time in microseconds